ridder-online.com
HTML metadata
Technology
- Server
- nginx
Social
Contact
Registration
- Registrar
- Ascio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA
- Created
- 2002-12-11
- Expires
- 2026-12-11 191 days left
- Updated
- 2025-12-12
- Name servers
-
- root-dns.netcup.net
- second-dns.netcup.net
- third-dns.netcup.net
DNS records live
- NS
-
- root-dns.netcup.net
- second-dns.netcup.net
- third-dns.netcup.net
- MX
-
- 50 mail.ridder-online.de
Email authentication strong
- SPF
-
v=spf1 mx a include:_spf.webhosting.systems ~allsoftfail (~all) - DMARC
-
v=DMARC1; p=reject; rua=mailto:it@ridder-online.de; sp=rejectpolicy: reject (enforced) · sp=reject - DKIM
- no key found at common selectors
Certificate (current)
R12
Expires in 68 days
HTTP security headers
- present
-
- strict-transport-security
- x-frame-options
- x-content-type-options
- referrer-policy
- findings
-
- missing Content Security Policy
- weak frame protection
- missing Permissions Policy
Header values
- referrer-policy
no-referrer-when-downgrade, strict-origin-when-cross-origin- x-frame-options
SAMEORIGIN, DENY- x-content-type-options
nosniff- strict-transport-security
max-age=31536000, max-age=15768000; includeSubDomains, max-age=63072000